Of the Following Combination of Statements About Protostomes and Deuterostomes,which

question 33

Multiple Choice

Of the following combination of statements about protostomes and deuterostomes,which choice is correct?

• A)Protostomes are animals in which the mouth develops from the blastopore,and the anus or anal pore develops from the second opening.Deuterostomes are animals in which the anus develops from the blastopore and the mouth develops secondarily later in their development.
• B)Protostomes are animals in which the anus develops from the blastopore,and the mouth develops from the second opening.Deuterostomes are animals in which the anus develops from the blastopore and the mouth develops secondarily later in their development.
• C)Protostomes are animals in which the mouth develops from the blastopore,and the anus or anal pore develops from the second opening.Deuterostomes are animals in which the mouth develops from the blastopore and the anus develops secondarily later in their development.
• D)Protostomes are animals in which the mouth or anus develops from the blastopore,depending on the species.Deuterostomes are animals in which the mouth and anus develops from the blastopore,depending on the species.

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Definitions:

Stomach Enzyme

Biological catalysts within the stomach that aid in the breakdown and digestion of proteins.

Alcohol Dehydrogenase

An enzyme that breaks down alcohol in the stomach before it enters the blood.

Delirium Tremens

A severe form of alcohol withdrawal involving sudden and severe mental or nervous system changes.

Withdrawal Reactions

Physical or emotional symptoms that occur after reducing or ceasing intake of a substance that was used regularly.